[Issue 19772] New: Support for VS2019

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19772

          Issue ID: 19772
           Summary: Support for VS2019
           Product: D
           Version: D2
          Hardware: All
                OS: Windows
            Status: NEW
          Severity: enhancement
          Priority: P1
         Component: dmd
          Assignee: nobody at puremagic.com
          Reporter: x13989 at 126.com

In the DMD installer only VS2017 build tools available, please add support for
VS2019.

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